LIVE: BLUEPRINT: Compiling a parent blueprint of a child blueprint causes reference error in output log

UE - Gameplay - Blueprint - Oct 16, 2014

When a user compiles a parent blueprint, this error appears in the outpug log for the child blueprint: Warning: USimpleConstructionScript::FixupRootNodeParentReferences() - Couldn't find inherited ...

Having "Accurate velocities from vertex deformation" enables causes extreme blur on skeletal meshes

UE - Graphics Features - Jan 4, 2016

Having accurate velocities from vertex deformation enabled and a SceneCapture2D in the same project will create blurry skeletal meshes. I am unable to reproduce this with an Nvidia graphics card. T ...

CRITICAL: Regression: CRASH: SHOOTERGAME: Client crashes when using ServerTravel command

UE - Networking - Sep 17, 2014

Update (5/4/15): New repro steps using Main (//depot/UE4/Promotable-CL-2535351): 1. Create a new Blueprint project 2. Create 3 new Levels: MainMenu, Lobby, and Level 3. Create 3 new GameModes: Main ...

Using an integer that is higher than the total members in an enum to select an enum will cause a crash

UE - Gameplay - Blueprint - Sep 21, 2015

If the user uses an integer to select a member of an enum, the enumeration will crash if the integer is higher than the number of members in the enum. ...

Android IAP Reporting Back Incorrectly

UE - Platform - Mobile - Apr 21, 2016

Read In App Purchase Information returns pricing information mismatched with product IDs ...

User's project crashes on the Lenovo S939 when an external window pops up

UE - Platform - Mobile - Mar 1, 2016

User's project crashes on the Lenovo S939 when an external window pops up (such as a timer) ...

User's packaged game crashes after opening level 5+times

UE - Editor - UI Systems - Slate - Feb 16, 2016

A user's project crashes when a level is opened 5 or more times ...

Transparency applied through widget animations do not work on 3D Widgets

UE - Editor - UI Systems - Sep 16, 2015

If the user creates a widget with an animation that fades the widget out. This effect will not carry over into a 3D widget. The 3D widget goes directly from 1 to 0 or visa versa. ...

LIVE: Advanced Lighting Map (new default map in Release) has a Skybox the generates Error on Lighting Build

Docs - Samples - Oct 23, 2014

Opening the Advanced_Lighting Map, the new default map with 4.5.0 and 4.5.1, the Skybox has 4 UV Channels but all of them have overlapping UVs. WORKAROUND - You can Auto Generate UVs for the Skyb ...

Component Transform does not reset when used to replace the default scene root

UE - Gameplay - Blueprint - Sep 11, 2015

After adding a capsule component to a new actor blueprint and then transforming it, if the user replaces the default scene root with the capsule then the capsule's transform properties do not reset. ...